National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fog

47°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 30.22 in (1023.3 mb)
Dewpoint 47°F (8°C)
Visibility 0.50 mi
Last update 15 Jun 5:51 am EDT
Extended Forecast for

Yarmouth ME

  • Today

    Today: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 66. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 66 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 51. South wind around 5 mph becoming calm after midnight.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 68. Light south wind increasing to 5 to 10 mph in the morning.

    High: 68 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. South wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 70. Light south wind increasing to 5 to 10 mph in the morning.

    High: 70 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 76.

    High: 76 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 66. Light and variable wind becoming south 5 to 10 mph in the morning.
Tonight
Partly cloudy, with a low around 51. South wind around 5 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 68. Light south wind increasing to 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 52. South wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 70. Light south wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 57.
Wednesday
Mostly cloudy, with a high near 76.
Wednesday Night
Mostly cloudy, with a low around 61.
Juneteenth
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Thursday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 75.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth ME
 43.81°N 70.2°W (Elev. 52 ft)
Last Update:
5:44 am EDT Jun 15, 2025
Forecast Valid:
6am EDT Jun 15, 2025-6pm EDT Jun 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation